Commercial Refrigeration
Commercial freezer not cooling
Cabinet running warm but still powered
Safe preliminary checks permitted
Cabinet above set point with the compressor still running
Likely causes
- · Restricted condenser coil or airflow
- · Iced or blocked evaporator
- · Door gasket failure or sustained door opening
- · Defrost cycle stuck on
Safe preliminary checks
- · Confirm the set point and that the controller is not in a manual defrost
- · Check the door closes and the gasket seals along its full length
- · Clean the condenser coil if it is accessible without removing panels
When it needs a professional
Compressor, refrigerant circuit and defrost component work is a professional task. Record the displayed code before the technician arrives.
Stop immediately if
- · Smoke, burning smell or water on live parts
- · Refrigerant leak, gas odour or pressure vessel noise